I'll be doing my 10th on Octobr through NIOS im planning to do bcom after passing 10th through ignou while doing 12th from nios.is it valid?

As I am over 22years if I do everything by 10+2+3 I will have to wait even more time,so Im planning to do 10th from NIOS and after that I will do BPP and join bcom from ignou while continuing my 12th from NIOS ive heard about correspondence course so will this method of mine work and will it b valid